mirror of
https://github.com/dart-lang/sdk
synced 2024-09-05 00:13:50 +00:00
bdc91968a2
Fixes #31737 Change-Id: If70b7b6bdd1e977bda310a2b0566dcd48c6b3c6a Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/101101 Commit-Queue: Ben Konyi <bkonyi@google.com> Reviewed-by: Ryan Macnak <rmacnak@google.com>
79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
#include "platform/assert.h"
|
|
|
|
#include "vm/dart_api_impl.h"
|
|
#include "vm/dart_api_state.h"
|
|
#include "vm/globals.h"
|
|
#include "vm/json_stream.h"
|
|
#include "vm/metrics.h"
|
|
#include "vm/unit_test.h"
|
|
|
|
namespace dart {
|
|
|
|
#ifndef PRODUCT
|
|
|
|
VM_UNIT_TEST_CASE(Metric_Simple) {
|
|
TestCase::CreateTestIsolate();
|
|
{
|
|
Metric metric;
|
|
|
|
// Initialize metric.
|
|
metric.InitInstance(Isolate::Current(), "a.b.c", "foobar",
|
|
Metric::kCounter);
|
|
EXPECT_EQ(0, metric.value());
|
|
metric.increment();
|
|
EXPECT_EQ(1, metric.value());
|
|
metric.set_value(44);
|
|
EXPECT_EQ(44, metric.value());
|
|
}
|
|
Dart_ShutdownIsolate();
|
|
}
|
|
|
|
class MyMetric : public Metric {
|
|
protected:
|
|
int64_t Value() const {
|
|
// 99 bytes.
|
|
return 99;
|
|
}
|
|
|
|
public:
|
|
// Just used for testing.
|
|
int64_t LeakyValue() const { return Value(); }
|
|
};
|
|
|
|
VM_UNIT_TEST_CASE(Metric_OnDemand) {
|
|
TestCase::CreateTestIsolate();
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
MyMetric metric;
|
|
|
|
metric.InitInstance(Isolate::Current(), "a.b.c", "foobar", Metric::kByte);
|
|
// value is still the default value.
|
|
EXPECT_EQ(0, metric.value());
|
|
// Call LeakyValue to confirm that Value returns constant 99.
|
|
EXPECT_EQ(99, metric.LeakyValue());
|
|
|
|
// Serialize to JSON.
|
|
JSONStream js;
|
|
metric.PrintJSON(&js);
|
|
const char* json = js.ToCString();
|
|
EXPECT_STREQ(
|
|
"{\"type\":\"Counter\",\"name\":\"a.b.c\",\"description\":"
|
|
"\"foobar\",\"unit\":\"byte\","
|
|
"\"fixedId\":true,\"id\":\"metrics\\/native\\/a.b.c\""
|
|
",\"value\":99.0}",
|
|
json);
|
|
}
|
|
Dart_ShutdownIsolate();
|
|
}
|
|
|
|
#endif // !PRODUCT
|
|
|
|
} // namespace dart
|